3I54 | pdb_00003i54

Crystal structure of MtbCRP in complex with cAMP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9.5	298	2 microliters of protein + 2 microliters of well solution. Well solution was 1M Sodium citrate, 100mM CHES pH 9.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.17	43.19

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.252	α = 90
b = 96.335	β = 113.46
c = 79.255	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 300 mm CCD	Mirrors: Adjustable focus K-B pair Si plus Pt, Rh coatings	2006-07-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	0.97932	APS	23-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.2	50	96.7	0.046	0.046	16.1	3.8	91208	91208			27.229

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.2	2.28	79.1		0.369	0.369	3.01	3.3	7448

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.2	48.17	46612	46612	2366	97.59	0.213	0.213	0.211	0.2135	0.266	0.2632	RANDOM	33.45

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
0.21		0.26	-0.37		0.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.58
r_dihedral_angle_4_deg	16.824
r_dihedral_angle_3_deg	16.137
r_dihedral_angle_1_deg	10.292
r_scangle_it	3.042
r_scbond_it	1.979
r_angle_refined_deg	1.822
r_mcangle_it	1.227
r_angle_other_deg	1.2
r_mcbond_it	0.75
r_symmetry_vdw_other	0.273
r_chiral_restr	0.226
r_nbd_refined	0.22
r_nbd_other	0.211
r_nbtor_refined	0.178
r_mcbond_other	0.178
r_symmetry_vdw_refined	0.168
r_xyhbond_nbd_refined	0.164
r_symmetry_hbond_refined	0.094
r_nbtor_other	0.092
r_xyhbond_nbd_other	0.077
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6543
Nucleic Acid Atoms
Solvent Atoms	102
Heterogen Atoms	88

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
SHARP	phasing